XZ Utils Backdoor Malware — Analysis, Campaigns & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
July 29, 2026
Last Seen
July 29, 2026

XZ Utils Backdoor is a malware family tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.

XZ Utils Backdoor is a malware family tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed July 29, 2026; most recent activity July 29, 2026.

Related Threat Clusters

  • North Korean Hackers Target Open Source Software Libraries

    Amazon's threat intelligence team has linked a North Korean hacker group to multiple compromises of popular open source software libraries, including axios, debug, chalk, and typo-crypto. The group, tracked under…

    2 articles · Updated July 29, 2026

Recent Intelligence Reports

  • Amazon identifies North Korean hacker group behind open — Aws.Amazon · July 29, 2026

Frequently asked questions

What is XZ Utils Backdoor?

XZ Utils Backdoor is a malware family tracked by ThreatCluster, appearing in 1 threat cluster built from 1 intelligence report mention.

Is XZ Utils Backdoor still active?

The most recent intelligence report mentioning XZ Utils Backdoor on ThreatCluster is dated July 29, 2026.

What is XZ Utils Backdoor associated with?

Across ThreatCluster reporting, XZ Utils Backdoor most frequently co-occurs with Alluring Pisces, BlueNoroff, CageyChameleon, Sapphire Sleet, Stardust Chollima, among 12 tracked related entities.

What are the latest developments involving XZ Utils Backdoor?

The most significant recent cluster is “North Korean Hackers Target Open Source Software Libraries” (2 articles · Updated July 29, 2026). XZ Utils Backdoor appears across 1 threat cluster in total, listed above with sources.

How much reporting does ThreatCluster have on XZ Utils Backdoor?

XZ Utils Backdoor appears in 1 intelligence report mention across 1 deduplicated threat cluster, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown